1.(2011全国卷I) 22. Try____ she might, Sue couldn’t get the door open.
A. if B. when C. sine D. as
D
2.(2011全国卷I) 28. Only when he reached the tea-house ______it was the same place he’d been in last year.
A. he realized B. he did realize C. realized he D. did he realize
D
3.（2011福建卷）29.-It’s nice. Never before____ such a special drink!
-I’m glad you like it.
A.I have had B. I had C. have I had D. had I
C
